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Questions tagged [jtextfield]

JTextField is a Java Swing component that allows the editing of a single line of text.

JTextField is a lightweight component that allows the editing of a single line of text. For information on and examples of using text fields, see How to Use Text Fields in The Java Tutorial.

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Value Change Listener to JTextField

I want the message box to appear immediately after the user changes the value in the textfield. Currently, I need to hit the enter key to get the message box to pop out. Is there anything wrong with my code? textField.addActionListener(new…
user236501
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Detect enter press in JTextField

Is it possible to detect when someone presses Enter while typing in a JTextField in java? Without having to create a button and set it as the default.
a sandwhich
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Restricting JTextField input to Integers

I know that this question must have been asked and answered a million times, but I just can't find an easy solution. I have a JTextField that is meant to accept only positive integers as input. I need a way to make sure that nothing else gets input…
AndroidDev
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Is there any way to accept only numeric values in a JTextField?

Is there any way to accept only numeric values in a JTextField? Is there any special method for this?
Johanna
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Java JTextField with input hint

I would like to add a hint value to my javax.swing.JTextField. It should look like Firefox rendering of . This creates an edit field with the text 'bla' in the background. If the textbox has focus the title-text…
Wienczny
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JTable - Selected Row click event

I have a Jtable that is populated with a linkedlist through an AbstractTableModel. What I want to do is when I click (left-mouse click) on a row in the JTable, the linkedlist is search (in this case it contains movie titles) and displays the values…
Brian
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Java - Check if JTextField is empty or not

So I got know this is a popular question and already found the solution. But when I try this it doesn't work properly. My JTextField is empty and the button isn't enabled. When I write something in my textfield the button doesn't get enabled. So my…
ColdStormy
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How to Set Focus on JTextField?

I make my game run without mouse so using pointer is not a choice. High Score menu will show when player lose. this is my code highScore=new MyTextField("Your Name"); highScore.addKeyListener(this); highScore.setFont(font); …
Kenjiro
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Limiting the number of characters in a JTextField

I want to set the maximum length of a JTextField, so that you can't enter more characters than the limit. This is the code I have so far... textField = new JTextField(); textField.setBounds(40, 39, 105, 20); contentPane.add(textField); …
user1326088
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java swing JTextField set PlaceHolder

I created a JTextField and now I want to set the placeholder on that JTextField, but I don't know how? Please help. Here is my code: JTextField database=new JTextField("Enter Data Base…
Renish Khunt
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How can I add padding to a jtextfield

How can I add some padding to a jtextfield? I've tried tf.setMargin(new Insets(5,5,5,5)); which doesn't have any effect.
fenerlitk
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How can I control the width of JTextFields in Java Swing?

I am trying to have several JTextFields on a single row, but I don't want them to have the same width. How can I control the width and make some of them wider than others? I want that they together take up 100% of the total width, so it would be…
Jonas
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Swing JTextField how to remove the border?

Is there anyway to remove a border in a JTextField? txt = new JTextField(); txt.setBorder(null); // <-- this has no effect. I would really want it to look like a JLabel - but I still need it to be a JTextField because I want people to be able…
Markus V.
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JTextField Issues with Numpad

I've recently run into a strange issue with the Java JTextField. When I run the following code (see below), typing a "0" into the text field first sends a paste action, then types "0". For example, if "text" is copied to the clipboard, "text0" is…
lrAndroid
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How to add text on jprogressbar?

I am using a jprogressbar to indicate the availability status. i want to display a text of 40%[assumption] inside the progressbar. how to do it? the text was changed according to the availability value
Siddhu
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